Home / 10,684.52-16,027.28-3,289.31

Finding the Fourth Proportional to 10,684.52, 16,027.28 and 3,289.31

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Solution

The fourth proportional to 10,684.52, 16,027.28 and 3,289.31 is: 4,934.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,684.52 : 16,027.28 = 3,289.31 : x
  2. Step 2: Convert to fraction form
    10,684.52/16,027.28 = 3,289.31/x
  3. Step 3: Cross multiply
    10,684.52x = 16,027.28 × 3,289.31
  4. Step 4: Simplify right side
    10,684.52x = 52,718,675.93
  5. Step 5: Solve for x
    x = 52,718,675.93/10,684.52
  6. Step 6: Final answer
    x = 4,934.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.